5 files changed, 10 insertions, 4 deletions
diff --git a/modules/tga/SCsub b/modules/tga/SCsub
index 7e405f405c..067caa6ea0 100644
--- a/modules/tga/SCsub
+++ b/modules/tga/SCsub
@@ -1,7 +1,7 @@
 #!/usr/bin/env python
 
-Import('env')
-Import('env_modules')
+Import("env")
+Import("env_modules")
 
 env_tga = env_modules.Clone()
 
diff --git a/modules/tga/config.py b/modules/tga/config.py
index 1c8cd12a2d..d22f9454ed 100644
--- a/modules/tga/config.py
+++ b/modules/tga/config.py
@@ -1,5 +1,6 @@
 def can_build(env, platform):
     return True
 
+
 def configure(env):
     pass
diff --git a/modules/tga/image_loader_tga.cpp b/modules/tga/image_loader_tga.cpp
index 0e904fdd76..fc9d727bb0 100644
--- a/modules/tga/image_loader_tga.cpp
+++ b/modules/tga/image_loader_tga.cpp
@@ -283,7 +283,7 @@ Error ImageLoaderTGA::load_image(Ref<Image> p_image, FileAccess *f, bool p_force
 		uint8_t *uncompressed_buffer_w = uncompressed_buffer.ptrw();
 		const uint8_t *uncompressed_buffer_r;
 
-		const uint8_t *buffer = NULL;
+		const uint8_t *buffer = nullptr;
 
 		if (is_encoded) {
 
diff --git a/modules/tga/register_types.cpp b/modules/tga/register_types.cpp
index 359f4d785e..0d9268ebbf 100644
--- a/modules/tga/register_types.cpp
+++ b/modules/tga/register_types.cpp
@@ -32,7 +32,7 @@
 
 #include "image_loader_tga.h"
 
-static ImageLoaderTGA *image_loader_tga = NULL;
+static ImageLoaderTGA *image_loader_tga = nullptr;
 
 void register_tga_types() {
 
diff --git a/modules/tga/register_types.h b/modules/tga/register_types.h
index beef05a590..94a77d295e 100644
--- a/modules/tga/register_types.h
+++ b/modules/tga/register_types.h
@@ -28,5 +28,10 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
+#ifndef TGA_REGISTER_TYPES_H
+#define TGA_REGISTER_TYPES_H
+
 void register_tga_types();
 void unregister_tga_types();
+
+#endif // TGA_REGISTER_TYPES_H